package no212;

import java.util.Scanner;

public class Main {
	public static int[] d1 = {2,3,5,7,11,13};
	public static int[] d2 = {4,6,8,9,10,12};
	public static void main(String[] args) {
		double e1 = 0,e2 = 0;
		for(int i=0;i<6;i++) {
			e1 += d1[i];
			e2 += d2[i];
		}
		e1 /= 6;
		e2 /= 6;
		Scanner sc = new Scanner(System.in);
		int p = sc.nextInt();
		int c = sc.nextInt();
		System.out.println(Math.pow(e1,p) * Math.pow(e2, c));
	}

}